<template>
	<el-form size="small">
		<el-form-item>
			<el-radio v-model="radioValue" :label="1"> 日，允许的通配符[, - * ? / L W] </el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="2"> 不指定 </el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="3">
				周期从
				<el-input-number v-model="cycle01" :min="1" :max="30" /> - <el-input-number v-model="cycle02" :min="cycle01 + 1" :max="31" /> 日
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="4">
				从
				<el-input-number v-model="average01" :min="1" :max="30" /> 号开始，每
				<el-input-number v-model="average02" :min="1" :max="31 - average01" /> 日执行一次
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="5">
				每月
				<el-input-number v-model="workday" :min="1" :max="31" /> 号最近的那个工作日
			</el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="6"> 本月最后一天 </el-radio>
		</el-form-item>

		<el-form-item>
			<el-radio v-model="radioValue" :label="7">
				指定
				<el-select clearable v-model="checkboxList" placeholder="可多选" multiple :multiple-limit="10">
					<el-option v-for="item in 31" :key="item" :label="item" :value="item" />
				</el-select>
			</el-radio>
		</el-form-item>
	</el-form>
</template>
<script setup>
const emit = defineEmits(['update']);
const props = defineProps({
	cron: {
		type: Object,
		default: () => {
			return {
				second: '*',
				min: '*',
				hour: '*',
				day: '*',
				month: '*',
				week: '?',
				year: '',
			};
		},
	},
	check: {
		type: Function,
		default: () => {},
	},
});
const radioValue = ref(1);
const cycle01 = ref(1);
const cycle02 = ref(2);
const average01 = ref(1);
const average02 = ref(1);
const workday = ref(1);
const checkboxList = ref([]);
const checkCopy = ref([1]);
const cycleTotal = computed(() => {
	cycle01.value = props.check(cycle01.value, 1, 30);
	cycle02.value = props.check(cycle02.value, cycle01.value + 1, 31);
	return cycle01.value + '-' + cycle02.value;
});
const averageTotal = computed(() => {
	average01.value = props.check(average01.value, 1, 30);
	average02.value = props.check(average02.value, 1, 31 - average01.value);
	return average01.value + '/' + average02.value;
});
const workdayTotal = computed(() => {
	workday.value = props.check(workday.value, 1, 31);
	return workday.value + 'W';
});
const checkboxString = computed(() => {
	return checkboxList.value.join(',');
});
watch(
	() => props.cron.day,
	(value) => changeRadioValue(value)
);
watch([radioValue, cycleTotal, averageTotal, workdayTotal, checkboxString], () => onRadioChange());
function changeRadioValue(value) {
	if (value === '*') {
		radioValue.value = 1;
	} else if (value === '?') {
		radioValue.value = 2;
	} else if (value.indexOf('-') > -1) {
		const indexArr = value.split('-');
		cycle01.value = Number(indexArr[0]);
		cycle02.value = Number(indexArr[1]);
		radioValue.value = 3;
	} else if (value.indexOf('/') > -1) {
		const indexArr = value.split('/');
		average01.value = Number(indexArr[0]);
		average02.value = Number(indexArr[1]);
		radioValue.value = 4;
	} else if (value.indexOf('W') > -1) {
		const indexArr = value.split('W');
		workday.value = Number(indexArr[0]);
		radioValue.value = 5;
	} else if (value === 'L') {
		radioValue.value = 6;
	} else {
		checkboxList.value = [...new Set(value.split(',').map((item) => Number(item)))];
		radioValue.value = 7;
	}
}
// 单选按钮值变化时
function onRadioChange() {
	if (radioValue.value === 2 && props.cron.week === '?') {
		emit('update', 'week', '*', 'day');
	}
	if (radioValue.value !== 2 && props.cron.week !== '?') {
		emit('update', 'week', '?', 'day');
	}
	switch (radioValue.value) {
		case 1:
			emit('update', 'day', '*', 'day');
			break;
		case 2:
			emit('update', 'day', '?', 'day');
			break;
		case 3:
			emit('update', 'day', cycleTotal.value, 'day');
			break;
		case 4:
			emit('update', 'day', averageTotal.value, 'day');
			break;
		case 5:
			emit('update', 'day', workdayTotal.value, 'day');
			break;
		case 6:
			emit('update', 'day', 'L', 'day');
			break;
		case 7:
			if (checkboxList.value.length === 0) {
				checkboxList.value.push(checkCopy.value[0]);
			} else {
				checkCopy.value = checkboxList.value;
			}
			emit('update', 'day', checkboxString.value, 'day');
			break;
	}
}
</script>

<style lang="scss" scoped>
.el-input-number--small,
.el-select,
.el-select--small {
	margin: 0 0.2rem;
}
.el-select,
.el-select--small {
	width: 18.8rem;
}
</style>
